./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_safes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--wan--x25_asy.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version dbf71c69 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f6cf664-f733-48d1-8857-c551b628d30b/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f6cf664-f733-48d1-8857-c551b628d30b/bin/ukojak-92XMlrwhuB/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f6cf664-f733-48d1-8857-c551b628d30b/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f6cf664-f733-48d1-8857-c551b628d30b/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_safes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--wan--x25_asy.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f6cf664-f733-48d1-8857-c551b628d30b/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f6cf664-f733-48d1-8857-c551b628d30b/bin/ukojak-92XMlrwhuB --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 1cccbd170603672b3f74a5336cc730c4afa341837cef68e5226707c3c82e670c --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-dbf71c6-m [2022-10-17 16:53:13,513 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 16:53:13,516 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 16:53:13,568 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 16:53:13,569 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 16:53:13,573 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 16:53:13,576 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 16:53:13,581 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 16:53:13,584 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 16:53:13,589 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 16:53:13,590 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 16:53:13,593 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 16:53:13,593 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 16:53:13,596 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 16:53:13,598 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 16:53:13,600 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 16:53:13,602 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 16:53:13,603 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 16:53:13,605 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 16:53:13,612 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 16:53:13,614 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 16:53:13,615 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 16:53:13,619 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 16:53:13,620 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 16:53:13,629 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 16:53:13,630 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 16:53:13,630 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 16:53:13,632 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 16:53:13,633 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 16:53:13,634 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 16:53:13,634 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 16:53:13,636 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 16:53:13,638 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 16:53:13,640 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 16:53:13,642 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 16:53:13,642 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 16:53:13,643 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 16:53:13,643 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 16:53:13,643 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 16:53:13,644 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 16:53:13,645 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 16:53:13,646 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f6cf664-f733-48d1-8857-c551b628d30b/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-64bit-Kojak_Default.epf [2022-10-17 16:53:13,687 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 16:53:13,687 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 16:53:13,689 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 16:53:13,689 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 16:53:13,690 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 16:53:13,691 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 16:53:13,691 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 16:53:13,691 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 16:53:13,692 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 16:53:13,692 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 16:53:13,693 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 16:53:13,693 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 16:53:13,694 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 16:53:13,694 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 16:53:13,694 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 16:53:13,695 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 16:53:13,695 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 16:53:13,695 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 16:53:13,696 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:53:13,696 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 16:53:13,696 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 16:53:13,697 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 16:53:13,697 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-10-17 16:53:13,697 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 16:53:13,698 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 16:53:13,698 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f6cf664-f733-48d1-8857-c551b628d30b/bin/ukojak-92XMlrwhuB/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f6cf664-f733-48d1-8857-c551b628d30b/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1cccbd170603672b3f74a5336cc730c4afa341837cef68e5226707c3c82e670c [2022-10-17 16:53:14,002 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 16:53:14,021 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 16:53:14,024 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 16:53:14,026 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 16:53:14,026 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 16:53:14,045 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f6cf664-f733-48d1-8857-c551b628d30b/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_safes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--wan--x25_asy.ko-entry_point.cil.out.i [2022-10-17 16:53:14,122 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f6cf664-f733-48d1-8857-c551b628d30b/bin/ukojak-92XMlrwhuB/data/b6ea38921/70bc7ffd59344f339b5e40a07e2239be/FLAG990a51313 [2022-10-17 16:53:14,964 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 16:53:14,964 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f6cf664-f733-48d1-8857-c551b628d30b/sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_safes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--wan--x25_asy.ko-entry_point.cil.out.i [2022-10-17 16:53:15,001 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f6cf664-f733-48d1-8857-c551b628d30b/bin/ukojak-92XMlrwhuB/data/b6ea38921/70bc7ffd59344f339b5e40a07e2239be/FLAG990a51313 [2022-10-17 16:53:15,479 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f6cf664-f733-48d1-8857-c551b628d30b/bin/ukojak-92XMlrwhuB/data/b6ea38921/70bc7ffd59344f339b5e40a07e2239be [2022-10-17 16:53:15,481 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 16:53:15,482 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 16:53:15,487 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 16:53:15,487 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 16:53:15,490 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 16:53:15,491 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:53:15" (1/1) ... [2022-10-17 16:53:15,492 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@125153d2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:53:15, skipping insertion in model container [2022-10-17 16:53:15,493 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:53:15" (1/1) ... [2022-10-17 16:53:15,500 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 16:53:15,618 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 16:53:16,522 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f6cf664-f733-48d1-8857-c551b628d30b/sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_safes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--wan--x25_asy.ko-entry_point.cil.out.i[158694,158707] [2022-10-17 16:53:17,183 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:53:17,209 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 16:53:17,388 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f6cf664-f733-48d1-8857-c551b628d30b/sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_safes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--wan--x25_asy.ko-entry_point.cil.out.i[158694,158707] [2022-10-17 16:53:17,540 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:53:17,661 INFO L208 MainTranslator]: Completed translation [2022-10-17 16:53:17,661 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:53:17 WrapperNode [2022-10-17 16:53:17,662 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 16:53:17,664 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 16:53:17,664 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 16:53:17,664 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 16:53:17,672 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:53:17" (1/1) ... [2022-10-17 16:53:17,752 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:53:17" (1/1) ... [2022-10-17 16:53:17,874 INFO L138 Inliner]: procedures = 181, calls = 601, calls flagged for inlining = 90, calls inlined = 85, statements flattened = 2002 [2022-10-17 16:53:17,875 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 16:53:17,876 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 16:53:17,876 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 16:53:17,876 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 16:53:17,886 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:53:17" (1/1) ... [2022-10-17 16:53:17,886 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:53:17" (1/1) ... [2022-10-17 16:53:17,899 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:53:17" (1/1) ... [2022-10-17 16:53:17,899 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:53:17" (1/1) ... [2022-10-17 16:53:17,989 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:53:17" (1/1) ... [2022-10-17 16:53:18,012 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:53:17" (1/1) ... [2022-10-17 16:53:18,039 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:53:17" (1/1) ... [2022-10-17 16:53:18,066 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:53:17" (1/1) ... [2022-10-17 16:53:18,091 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 16:53:18,093 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 16:53:18,094 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 16:53:18,094 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 16:53:18,095 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:53:17" (1/1) ... [2022-10-17 16:53:18,102 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:53:18,113 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f6cf664-f733-48d1-8857-c551b628d30b/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 16:53:18,125 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f6cf664-f733-48d1-8857-c551b628d30b/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 16:53:18,155 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f6cf664-f733-48d1-8857-c551b628d30b/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 16:53:18,173 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_alloc_skb_14 [2022-10-17 16:53:18,174 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_alloc_skb_14 [2022-10-17 16:53:18,174 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-10-17 16:53:18,175 INFO L130 BoogieDeclarations]: Found specification of procedure __xchg_wrong_size [2022-10-17 16:53:18,175 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-10-17 16:53:18,176 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-10-17 16:53:18,176 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-10-17 16:53:18,176 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-10-17 16:53:18,176 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-10-17 16:53:18,176 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2022-10-17 16:53:18,177 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2022-10-17 16:53:18,177 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2022-10-17 16:53:18,177 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2022-10-17 16:53:18,177 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_free [2022-10-17 16:53:18,177 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_free [2022-10-17 16:53:18,177 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-10-17 16:53:18,178 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-10-17 16:53:18,178 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2022-10-17 16:53:18,178 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2022-10-17 16:53:18,178 INFO L130 BoogieDeclarations]: Found specification of procedure x25_asy_data_transmit [2022-10-17 16:53:18,178 INFO L138 BoogieDeclarations]: Found implementation of procedure x25_asy_data_transmit [2022-10-17 16:53:18,178 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_alloc [2022-10-17 16:53:18,179 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_alloc [2022-10-17 16:53:18,179 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2022-10-17 16:53:18,179 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2022-10-17 16:53:18,179 INFO L130 BoogieDeclarations]: Found specification of procedure x25_asy_ioctl [2022-10-17 16:53:18,179 INFO L138 BoogieDeclarations]: Found implementation of procedure x25_asy_ioctl [2022-10-17 16:53:18,180 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-10-17 16:53:18,180 INFO L130 BoogieDeclarations]: Found specification of procedure x25_asy_timeout [2022-10-17 16:53:18,180 INFO L138 BoogieDeclarations]: Found implementation of procedure x25_asy_timeout [2022-10-17 16:53:18,180 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2022-10-17 16:53:18,180 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2022-10-17 16:53:18,180 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-10-17 16:53:18,181 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-10-17 16:53:18,181 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2022-10-17 16:53:18,181 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2022-10-17 16:53:18,181 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-10-17 16:53:18,181 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-10-17 16:53:18,181 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2022-10-17 16:53:18,182 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2022-10-17 16:53:18,182 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-10-17 16:53:18,182 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2022-10-17 16:53:18,182 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2022-10-17 16:53:18,183 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_free_int [2022-10-17 16:53:18,183 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_free_int [2022-10-17 16:53:18,183 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 16:53:18,183 INFO L130 BoogieDeclarations]: Found specification of procedure x25_asy_change_mtu [2022-10-17 16:53:18,183 INFO L138 BoogieDeclarations]: Found implementation of procedure x25_asy_change_mtu [2022-10-17 16:53:18,184 INFO L130 BoogieDeclarations]: Found specification of procedure x25_type_trans [2022-10-17 16:53:18,184 INFO L138 BoogieDeclarations]: Found implementation of procedure x25_type_trans [2022-10-17 16:53:18,184 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc [2022-10-17 16:53:18,184 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmalloc [2022-10-17 16:53:18,184 INFO L130 BoogieDeclarations]: Found specification of procedure x25_asy_unlock [2022-10-17 16:53:18,184 INFO L138 BoogieDeclarations]: Found implementation of procedure x25_asy_unlock [2022-10-17 16:53:18,185 INFO L130 BoogieDeclarations]: Found specification of procedure x25_asy_compat_ioctl [2022-10-17 16:53:18,185 INFO L138 BoogieDeclarations]: Found implementation of procedure x25_asy_compat_ioctl [2022-10-17 16:53:18,185 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-10-17 16:53:18,185 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-10-17 16:53:18,185 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_to_user [2022-10-17 16:53:18,186 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_to_user [2022-10-17 16:53:18,186 INFO L130 BoogieDeclarations]: Found specification of procedure x25_asy_data_indication [2022-10-17 16:53:18,187 INFO L138 BoogieDeclarations]: Found implementation of procedure x25_asy_data_indication [2022-10-17 16:53:18,188 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2022-10-17 16:53:18,188 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2022-10-17 16:53:18,188 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-10-17 16:53:18,188 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_set_remove [2022-10-17 16:53:18,189 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_set_remove [2022-10-17 16:53:18,189 INFO L130 BoogieDeclarations]: Found specification of procedure x25_asy_disconnected [2022-10-17 16:53:18,189 INFO L138 BoogieDeclarations]: Found implementation of procedure x25_asy_disconnected [2022-10-17 16:53:18,190 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~TO~int [2022-10-17 16:53:18,190 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~TO~int [2022-10-17 16:53:18,190 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-10-17 16:53:18,190 INFO L130 BoogieDeclarations]: Found specification of procedure netif_queue_stopped [2022-10-17 16:53:18,190 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_queue_stopped [2022-10-17 16:53:18,191 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-10-17 16:53:18,191 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2022-10-17 16:53:18,191 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2022-10-17 16:53:18,191 INFO L130 BoogieDeclarations]: Found specification of procedure x25_asy_connected [2022-10-17 16:53:18,191 INFO L138 BoogieDeclarations]: Found implementation of procedure x25_asy_connected [2022-10-17 16:53:18,191 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2022-10-17 16:53:18,192 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2022-10-17 16:53:18,192 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2022-10-17 16:53:18,192 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2022-10-17 16:53:18,192 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2022-10-17 16:53:18,192 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2022-10-17 16:53:18,193 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2022-10-17 16:53:18,193 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2022-10-17 16:53:18,193 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2022-10-17 16:53:18,193 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2022-10-17 16:53:18,193 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2022-10-17 16:53:18,193 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2022-10-17 16:53:18,194 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 16:53:18,194 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_bh [2022-10-17 16:53:18,194 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_bh [2022-10-17 16:53:18,194 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_clear_bit [2022-10-17 16:53:18,195 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_clear_bit [2022-10-17 16:53:18,195 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2022-10-17 16:53:18,195 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2022-10-17 16:53:18,195 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2022-10-17 16:53:18,196 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 16:53:18,196 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 16:53:18,197 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_bh [2022-10-17 16:53:18,197 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_bh [2022-10-17 16:53:18,798 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 16:53:18,801 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 16:53:19,079 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2022-10-17 16:53:20,646 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 16:53:21,139 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 16:53:21,139 INFO L300 CfgBuilder]: Removed 3 assume(true) statements. [2022-10-17 16:53:21,145 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:53:21 BoogieIcfgContainer [2022-10-17 16:53:21,145 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 16:53:21,146 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-10-17 16:53:21,146 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-10-17 16:53:21,157 INFO L275 PluginConnector]: CodeCheck initialized [2022-10-17 16:53:21,158 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:53:21" (1/1) ... [2022-10-17 16:53:21,167 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 16:53:21,237 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:53:21,256 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 799 states to 555 states and 799 transitions. [2022-10-17 16:53:21,256 INFO L276 IsEmpty]: Start isEmpty. Operand 555 states and 799 transitions. [2022-10-17 16:53:21,266 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2022-10-17 16:53:21,267 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:53:21,267 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:53:21,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:53:22,011 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2022-10-17 16:53:22,182 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:53:22,199 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 852 states to 560 states and 852 transitions. [2022-10-17 16:53:22,200 INFO L276 IsEmpty]: Start isEmpty. Operand 560 states and 852 transitions. [2022-10-17 16:53:22,210 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2022-10-17 16:53:22,210 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:53:22,210 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:53:22,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:53:22,509 INFO L263 TraceCheckSpWp]: Trace formula consists of 876 conjuncts, 5 conjunts are in the unsatisfiable core [2022-10-17 16:53:22,518 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:53:22,632 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2022-10-17 16:53:22,780 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:53:22,786 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 924 states to 573 states and 924 transitions. [2022-10-17 16:53:22,786 INFO L276 IsEmpty]: Start isEmpty. Operand 573 states and 924 transitions. [2022-10-17 16:53:22,794 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2022-10-17 16:53:22,795 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:53:22,795 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:53:22,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:53:23,012 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2022-10-17 16:53:23,034 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:53:23,038 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 925 states to 574 states and 925 transitions. [2022-10-17 16:53:23,038 INFO L276 IsEmpty]: Start isEmpty. Operand 574 states and 925 transitions. [2022-10-17 16:53:23,044 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2022-10-17 16:53:23,044 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:53:23,045 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:53:23,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:53:23,288 INFO L263 TraceCheckSpWp]: Trace formula consists of 884 conjuncts, 5 conjunts are in the unsatisfiable core [2022-10-17 16:53:23,292 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:53:23,335 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2022-10-17 16:53:23,353 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:53:23,357 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 926 states to 575 states and 926 transitions. [2022-10-17 16:53:23,357 INFO L276 IsEmpty]: Start isEmpty. Operand 575 states and 926 transitions. [2022-10-17 16:53:23,360 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2022-10-17 16:53:23,360 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:53:23,360 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:53:23,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:53:23,475 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2022-10-17 16:53:23,618 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:53:23,622 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 970 states to 578 states and 970 transitions. [2022-10-17 16:53:23,622 INFO L276 IsEmpty]: Start isEmpty. Operand 578 states and 970 transitions. [2022-10-17 16:53:23,624 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2022-10-17 16:53:23,624 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:53:23,624 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:53:23,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:53:23,753 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2022-10-17 16:53:23,770 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:53:23,774 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 973 states to 580 states and 973 transitions. [2022-10-17 16:53:23,774 INFO L276 IsEmpty]: Start isEmpty. Operand 580 states and 973 transitions. [2022-10-17 16:53:23,776 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2022-10-17 16:53:23,776 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:53:23,776 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:53:23,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:53:24,004 INFO L263 TraceCheckSpWp]: Trace formula consists of 888 conjuncts, 5 conjunts are in the unsatisfiable core [2022-10-17 16:53:24,010 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:53:24,065 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2022-10-17 16:53:24,084 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:53:24,088 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 976 states to 582 states and 976 transitions. [2022-10-17 16:53:24,088 INFO L276 IsEmpty]: Start isEmpty. Operand 582 states and 976 transitions. [2022-10-17 16:53:24,090 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2022-10-17 16:53:24,090 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:53:24,091 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:53:24,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:53:24,276 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2022-10-17 16:53:24,295 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:53:24,300 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 979 states to 584 states and 979 transitions. [2022-10-17 16:53:24,300 INFO L276 IsEmpty]: Start isEmpty. Operand 584 states and 979 transitions. [2022-10-17 16:53:24,303 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2022-10-17 16:53:24,303 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:53:24,304 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:53:24,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:53:24,507 INFO L263 TraceCheckSpWp]: Trace formula consists of 892 conjuncts, 5 conjunts are in the unsatisfiable core [2022-10-17 16:53:24,516 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:53:24,560 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2022-10-17 16:53:24,584 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:53:24,588 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 979 states to 585 states and 979 transitions. [2022-10-17 16:53:24,588 INFO L276 IsEmpty]: Start isEmpty. Operand 585 states and 979 transitions. [2022-10-17 16:53:24,592 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2022-10-17 16:53:24,592 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:53:24,592 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:53:24,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:53:24,723 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2022-10-17 16:53:24,767 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:53:24,790 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 981 states to 587 states and 981 transitions. [2022-10-17 16:53:24,791 INFO L276 IsEmpty]: Start isEmpty. Operand 587 states and 981 transitions. [2022-10-17 16:53:24,793 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2022-10-17 16:53:24,793 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:53:24,794 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:53:25,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:53:25,025 INFO L263 TraceCheckSpWp]: Trace formula consists of 890 conjuncts, 5 conjunts are in the unsatisfiable core [2022-10-17 16:53:25,029 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:53:25,083 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2022-10-17 16:53:25,109 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:53:25,113 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 984 states to 589 states and 984 transitions. [2022-10-17 16:53:25,114 INFO L276 IsEmpty]: Start isEmpty. Operand 589 states and 984 transitions. [2022-10-17 16:53:25,116 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2022-10-17 16:53:25,116 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:53:25,117 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:53:25,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:53:25,284 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2022-10-17 16:53:25,327 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:53:25,331 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 979 states to 588 states and 979 transitions. [2022-10-17 16:53:25,332 INFO L276 IsEmpty]: Start isEmpty. Operand 588 states and 979 transitions. [2022-10-17 16:53:25,334 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2022-10-17 16:53:25,334 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:53:25,334 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:53:25,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:53:25,480 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2022-10-17 16:53:25,518 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:53:25,521 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 974 states to 587 states and 974 transitions. [2022-10-17 16:53:25,521 INFO L276 IsEmpty]: Start isEmpty. Operand 587 states and 974 transitions. [2022-10-17 16:53:25,529 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2022-10-17 16:53:25,529 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:53:25,530 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:53:25,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:53:25,675 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2022-10-17 16:53:25,980 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:53:25,984 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1015 states to 592 states and 1015 transitions. [2022-10-17 16:53:25,984 INFO L276 IsEmpty]: Start isEmpty. Operand 592 states and 1015 transitions. [2022-10-17 16:53:25,986 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2022-10-17 16:53:25,986 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:53:25,986 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:53:26,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:53:26,164 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2022-10-17 16:53:26,682 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:53:26,686 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1055 states to 598 states and 1055 transitions. [2022-10-17 16:53:26,687 INFO L276 IsEmpty]: Start isEmpty. Operand 598 states and 1055 transitions. [2022-10-17 16:53:26,689 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2022-10-17 16:53:26,690 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:53:26,695 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:53:26,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:53:26,898 INFO L263 TraceCheckSpWp]: Trace formula consists of 921 conjuncts, 5 conjunts are in the unsatisfiable core [2022-10-17 16:53:26,901 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:53:26,964 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2022-10-17 16:53:27,002 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:53:27,007 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1074 states to 608 states and 1074 transitions. [2022-10-17 16:53:27,007 INFO L276 IsEmpty]: Start isEmpty. Operand 608 states and 1074 transitions. [2022-10-17 16:53:27,011 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2022-10-17 16:53:27,011 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:53:27,013 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:53:27,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:53:27,109 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2022-10-17 16:53:27,263 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:53:27,268 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1079 states to 611 states and 1079 transitions. [2022-10-17 16:53:27,268 INFO L276 IsEmpty]: Start isEmpty. Operand 611 states and 1079 transitions. [2022-10-17 16:53:27,270 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2022-10-17 16:53:27,271 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:53:27,272 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:53:27,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:53:27,375 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2022-10-17 16:53:27,403 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:53:27,407 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1079 states to 612 states and 1079 transitions. [2022-10-17 16:53:27,408 INFO L276 IsEmpty]: Start isEmpty. Operand 612 states and 1079 transitions. [2022-10-17 16:53:27,410 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2022-10-17 16:53:27,410 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:53:27,411 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:53:27,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:53:27,524 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2022-10-17 16:53:27,550 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:53:27,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1079 states to 613 states and 1079 transitions. [2022-10-17 16:53:27,555 INFO L276 IsEmpty]: Start isEmpty. Operand 613 states and 1079 transitions. [2022-10-17 16:53:27,557 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2022-10-17 16:53:27,557 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:53:27,557 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:53:27,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:53:27,656 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2022-10-17 16:53:27,694 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:53:27,699 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1084 states to 616 states and 1084 transitions. [2022-10-17 16:53:27,699 INFO L276 IsEmpty]: Start isEmpty. Operand 616 states and 1084 transitions. [2022-10-17 16:53:27,702 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2022-10-17 16:53:27,702 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:53:27,704 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:53:27,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:53:27,928 INFO L263 TraceCheckSpWp]: Trace formula consists of 919 conjuncts, 2 conjunts are in the unsatisfiable core [2022-10-17 16:53:27,932 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:53:28,000 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2022-10-17 16:53:28,252 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:53:28,256 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1147 states to 625 states and 1147 transitions. [2022-10-17 16:53:28,257 INFO L276 IsEmpty]: Start isEmpty. Operand 625 states and 1147 transitions. [2022-10-17 16:53:28,259 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2022-10-17 16:53:28,259 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:53:28,259 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:53:28,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:53:28,352 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2022-10-17 16:53:28,483 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:53:28,486 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1150 states to 627 states and 1150 transitions. [2022-10-17 16:53:28,487 INFO L276 IsEmpty]: Start isEmpty. Operand 627 states and 1150 transitions. [2022-10-17 16:53:28,489 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2022-10-17 16:53:28,489 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:53:28,489 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:53:28,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:53:28,678 INFO L263 TraceCheckSpWp]: Trace formula consists of 948 conjuncts, 3 conjunts are in the unsatisfiable core [2022-10-17 16:53:28,681 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:53:28,721 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2022-10-17 16:53:28,912 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:53:28,917 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1151 states to 628 states and 1151 transitions. [2022-10-17 16:53:28,917 INFO L276 IsEmpty]: Start isEmpty. Operand 628 states and 1151 transitions. [2022-10-17 16:53:28,919 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2022-10-17 16:53:28,920 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:53:28,920 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:53:28,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:53:29,012 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2022-10-17 16:53:29,045 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:53:29,049 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1151 states to 629 states and 1151 transitions. [2022-10-17 16:53:29,049 INFO L276 IsEmpty]: Start isEmpty. Operand 629 states and 1151 transitions. [2022-10-17 16:53:29,051 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2022-10-17 16:53:29,052 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:53:29,052 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:53:29,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:53:29,149 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2022-10-17 16:53:29,188 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:53:29,192 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1154 states to 632 states and 1154 transitions. [2022-10-17 16:53:29,193 INFO L276 IsEmpty]: Start isEmpty. Operand 632 states and 1154 transitions. [2022-10-17 16:53:29,195 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2022-10-17 16:53:29,195 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:53:29,195 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:53:29,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:53:29,327 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2022-10-17 16:53:29,363 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:53:29,367 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1157 states to 635 states and 1157 transitions. [2022-10-17 16:53:29,367 INFO L276 IsEmpty]: Start isEmpty. Operand 635 states and 1157 transitions. [2022-10-17 16:53:29,372 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2022-10-17 16:53:29,372 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:53:29,372 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:53:29,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:53:29,464 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2022-10-17 16:53:29,561 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:53:29,565 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1159 states to 637 states and 1159 transitions. [2022-10-17 16:53:29,565 INFO L276 IsEmpty]: Start isEmpty. Operand 637 states and 1159 transitions. [2022-10-17 16:53:29,566 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2022-10-17 16:53:29,567 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:53:29,567 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:53:29,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:53:29,783 INFO L263 TraceCheckSpWp]: Trace formula consists of 979 conjuncts, 3 conjunts are in the unsatisfiable core [2022-10-17 16:53:29,786 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:53:29,826 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 60 proven. 0 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2022-10-17 16:53:29,986 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:53:29,994 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1168 states to 638 states and 1158 transitions. [2022-10-17 16:53:29,997 INFO L276 IsEmpty]: Start isEmpty. Operand 638 states and 1158 transitions. [2022-10-17 16:53:29,999 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2022-10-17 16:53:29,999 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:53:30,000 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:53:30,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:53:30,211 INFO L263 TraceCheckSpWp]: Trace formula consists of 964 conjuncts, 2 conjunts are in the unsatisfiable core [2022-10-17 16:53:30,214 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:53:30,275 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2022-10-17 16:53:30,360 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:53:30,365 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1186 states to 644 states and 1171 transitions. [2022-10-17 16:53:30,365 INFO L276 IsEmpty]: Start isEmpty. Operand 644 states and 1171 transitions. [2022-10-17 16:53:30,367 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2022-10-17 16:53:30,368 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:53:30,368 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:53:30,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:53:30,589 INFO L263 TraceCheckSpWp]: Trace formula consists of 1022 conjuncts, 4 conjunts are in the unsatisfiable core [2022-10-17 16:53:30,592 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:53:30,851 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 117 trivial. 0 not checked. [2022-10-17 16:53:32,257 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:53:32,263 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1339 states to 672 states and 1304 transitions. [2022-10-17 16:53:32,263 INFO L276 IsEmpty]: Start isEmpty. Operand 672 states and 1304 transitions. [2022-10-17 16:53:32,265 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2022-10-17 16:53:32,265 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:53:32,266 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:53:32,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:53:32,494 INFO L263 TraceCheckSpWp]: Trace formula consists of 1022 conjuncts, 4 conjunts are in the unsatisfiable core [2022-10-17 16:53:32,498 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:53:32,623 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 117 trivial. 0 not checked. [2022-10-17 16:53:32,808 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:53:32,813 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1342 states to 673 states and 1305 transitions. [2022-10-17 16:53:32,813 INFO L276 IsEmpty]: Start isEmpty. Operand 673 states and 1305 transitions. [2022-10-17 16:53:32,816 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2022-10-17 16:53:32,816 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:53:32,817 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:53:33,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:53:33,044 INFO L263 TraceCheckSpWp]: Trace formula consists of 1051 conjuncts, 2 conjunts are in the unsatisfiable core [2022-10-17 16:53:33,047 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:53:33,155 INFO L134 CoverageAnalysis]: Checked inductivity of 123 backedges. 71 proven. 0 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2022-10-17 16:53:33,712 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:53:33,717 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1357 states to 675 states and 1310 transitions. [2022-10-17 16:53:33,717 INFO L276 IsEmpty]: Start isEmpty. Operand 675 states and 1310 transitions. [2022-10-17 16:53:33,719 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2022-10-17 16:53:33,719 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:53:33,720 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:53:33,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:53:33,984 INFO L263 TraceCheckSpWp]: Trace formula consists of 1051 conjuncts, 2 conjunts are in the unsatisfiable core [2022-10-17 16:53:33,986 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:53:34,031 INFO L134 CoverageAnalysis]: Checked inductivity of 123 backedges. 71 proven. 0 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2022-10-17 16:53:34,236 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:53:34,243 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1358 states to 675 states and 1308 transitions. [2022-10-17 16:53:34,243 INFO L276 IsEmpty]: Start isEmpty. Operand 675 states and 1308 transitions. [2022-10-17 16:53:34,245 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2022-10-17 16:53:34,245 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:53:34,249 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:53:34,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:53:34,457 INFO L263 TraceCheckSpWp]: Trace formula consists of 1051 conjuncts, 2 conjunts are in the unsatisfiable core [2022-10-17 16:53:34,461 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:53:34,518 INFO L134 CoverageAnalysis]: Checked inductivity of 123 backedges. 71 proven. 0 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2022-10-17 16:53:35,049 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:53:35,053 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1415 states to 680 states and 1361 transitions. [2022-10-17 16:53:35,054 INFO L276 IsEmpty]: Start isEmpty. Operand 680 states and 1361 transitions. [2022-10-17 16:53:35,056 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2022-10-17 16:53:35,056 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:53:35,056 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:53:35,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:53:35,286 INFO L263 TraceCheckSpWp]: Trace formula consists of 1030 conjuncts, 4 conjunts are in the unsatisfiable core [2022-10-17 16:53:35,289 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:53:35,426 INFO L134 CoverageAnalysis]: Checked inductivity of 121 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 121 trivial. 0 not checked. [2022-10-17 16:53:35,468 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:53:35,472 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1415 states to 681 states and 1361 transitions. [2022-10-17 16:53:35,472 INFO L276 IsEmpty]: Start isEmpty. Operand 681 states and 1361 transitions. [2022-10-17 16:53:35,475 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2022-10-17 16:53:35,475 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:53:35,475 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:53:35,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:53:35,708 INFO L263 TraceCheckSpWp]: Trace formula consists of 1030 conjuncts, 2 conjunts are in the unsatisfiable core [2022-10-17 16:53:35,711 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:53:35,806 INFO L134 CoverageAnalysis]: Checked inductivity of 121 backedges. 37 proven. 0 refuted. 0 times theorem prover too weak. 84 trivial. 0 not checked. [2022-10-17 16:53:37,028 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:53:37,031 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1467 states to 684 states and 1409 transitions. [2022-10-17 16:53:37,031 INFO L276 IsEmpty]: Start isEmpty. Operand 684 states and 1409 transitions. [2022-10-17 16:53:37,033 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2022-10-17 16:53:37,034 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:53:37,034 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:53:37,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:53:37,248 INFO L263 TraceCheckSpWp]: Trace formula consists of 1031 conjuncts, 5 conjunts are in the unsatisfiable core [2022-10-17 16:53:37,252 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:53:37,454 INFO L134 CoverageAnalysis]: Checked inductivity of 118 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 117 trivial. 0 not checked. [2022-10-17 16:53:37,683 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:53:37,685 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1472 states to 687 states and 1414 transitions. [2022-10-17 16:53:37,686 INFO L276 IsEmpty]: Start isEmpty. Operand 687 states and 1414 transitions. [2022-10-17 16:53:37,688 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2022-10-17 16:53:37,688 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:53:37,688 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:53:37,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:53:37,886 INFO L263 TraceCheckSpWp]: Trace formula consists of 1030 conjuncts, 2 conjunts are in the unsatisfiable core [2022-10-17 16:53:37,889 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:53:37,909 INFO L134 CoverageAnalysis]: Checked inductivity of 121 backedges. 37 proven. 0 refuted. 0 times theorem prover too weak. 84 trivial. 0 not checked. [2022-10-17 16:53:38,155 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:53:38,158 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1475 states to 687 states and 1413 transitions. [2022-10-17 16:53:38,158 INFO L276 IsEmpty]: Start isEmpty. Operand 687 states and 1413 transitions. [2022-10-17 16:53:38,162 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2022-10-17 16:53:38,162 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:53:38,162 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:53:38,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:53:38,364 INFO L263 TraceCheckSpWp]: Trace formula consists of 1036 conjuncts, 4 conjunts are in the unsatisfiable core [2022-10-17 16:53:38,367 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:53:38,478 INFO L134 CoverageAnalysis]: Checked inductivity of 121 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 121 trivial. 0 not checked. [2022-10-17 16:53:38,756 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:53:38,758 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1488 states to 690 states and 1426 transitions. [2022-10-17 16:53:38,758 INFO L276 IsEmpty]: Start isEmpty. Operand 690 states and 1426 transitions. [2022-10-17 16:53:38,761 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2022-10-17 16:53:38,761 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:53:38,762 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:53:39,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:53:39,014 INFO L263 TraceCheckSpWp]: Trace formula consists of 1034 conjuncts, 2 conjunts are in the unsatisfiable core [2022-10-17 16:53:39,017 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:53:39,131 INFO L134 CoverageAnalysis]: Checked inductivity of 123 backedges. 71 proven. 0 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2022-10-17 16:53:40,648 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:53:40,650 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1552 states to 695 states and 1477 transitions. [2022-10-17 16:53:40,650 INFO L276 IsEmpty]: Start isEmpty. Operand 695 states and 1477 transitions. [2022-10-17 16:53:40,652 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2022-10-17 16:53:40,653 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:53:40,653 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:53:40,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:53:40,854 INFO L263 TraceCheckSpWp]: Trace formula consists of 1034 conjuncts, 2 conjunts are in the unsatisfiable core [2022-10-17 16:53:40,857 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:53:40,904 INFO L134 CoverageAnalysis]: Checked inductivity of 123 backedges. 71 proven. 0 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2022-10-17 16:53:41,254 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:53:41,256 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1552 states to 695 states and 1476 transitions. [2022-10-17 16:53:41,257 INFO L276 IsEmpty]: Start isEmpty. Operand 695 states and 1476 transitions. [2022-10-17 16:53:41,259 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2022-10-17 16:53:41,260 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:53:41,260 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:53:41,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:53:41,455 INFO L263 TraceCheckSpWp]: Trace formula consists of 1034 conjuncts, 4 conjunts are in the unsatisfiable core [2022-10-17 16:53:41,459 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:53:41,596 INFO L134 CoverageAnalysis]: Checked inductivity of 123 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 123 trivial. 0 not checked. [2022-10-17 16:53:41,669 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:53:41,672 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1554 states to 697 states and 1478 transitions. [2022-10-17 16:53:41,672 INFO L276 IsEmpty]: Start isEmpty. Operand 697 states and 1478 transitions. [2022-10-17 16:53:41,676 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2022-10-17 16:53:41,676 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:53:41,676 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:53:41,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:53:41,900 INFO L263 TraceCheckSpWp]: Trace formula consists of 1038 conjuncts, 4 conjunts are in the unsatisfiable core [2022-10-17 16:53:41,904 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:53:42,034 INFO L134 CoverageAnalysis]: Checked inductivity of 128 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 128 trivial. 0 not checked. [2022-10-17 16:53:42,066 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:53:42,070 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1554 states to 698 states and 1478 transitions. [2022-10-17 16:53:42,070 INFO L276 IsEmpty]: Start isEmpty. Operand 698 states and 1478 transitions. [2022-10-17 16:53:42,073 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2022-10-17 16:53:42,073 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:53:42,074 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:53:42,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:53:42,310 INFO L263 TraceCheckSpWp]: Trace formula consists of 1065 conjuncts, 2 conjunts are in the unsatisfiable core [2022-10-17 16:53:42,314 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:53:42,368 INFO L134 CoverageAnalysis]: Checked inductivity of 127 backedges. 73 proven. 0 refuted. 0 times theorem prover too weak. 54 trivial. 0 not checked. [2022-10-17 16:53:42,634 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:53:42,636 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1559 states to 701 states and 1483 transitions. [2022-10-17 16:53:42,637 INFO L276 IsEmpty]: Start isEmpty. Operand 701 states and 1483 transitions. [2022-10-17 16:53:42,639 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2022-10-17 16:53:42,640 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:53:42,640 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms